Generate Mojom Types in Go

mojo/public/tools/bindings/generators/go_templates/mojom_reference_macros.tmpl

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+{% import "mojom_util_macros.tmpl" as util %}
+
+{%- macro registerType(mapping, descpkg, typepkg, pkg, t) -%}
+{%- if t|identifier(pkg)|identifier_check('RegisterType') -%}{# Already printed out #}
+{%- elif t|package != '' -%} {# Don't print. That package will do it. #}
+{%- else -%}
+{{t|identifier(pkg)|identifier_store('RegisterType')}}
+
+{%- if t|mojom_type(typepkg) != "" -%}{#- simple kind case: do nothing -#}
+{%- elif t|is_array -%}
+{{registerType(mapping, descpkg, typepkg, pkg, t.kind)}}
+{%- elif t|is_map -%}
+{{registerType(mapping, descpkg, typepkg, pkg, t.key_kind)}}
+{{registerType(mapping, descpkg, typepkg, pkg, t.value_kind)}}
+{% elif t|is_enum %}
+  {{mapping}}["{{util.typeName(t, typepkg, pkg)}}"] = &{{descpkg}}UserDefinedTypeEnumType{
+    Value: {{util.typeName(t, typepkg, pkg)}},
+  }
+{% elif t|is_struct %}
+  {{mapping}}["{{util.typeName(t, typepkg, pkg)}}"] = &{{descpkg}}UserDefinedTypeStructType{
+    Value: {{util.typeName(t, typepkg, pkg)}},
+  }
+  {% for field in t.fields %}
+{{registerType(mapping, descpkg, typepkg, pkg, field.kind)}}
+  {% endfor %}
+{% elif t|is_union %}
+  {{mapping}}["{{util.typeName(t, typepkg, pkg)}}"] = &{{descpkg}}UserDefinedTypeUnionType{
+    Value: {{util.typeName(t, typepkg, pkg)}},
+  }
+  {% for field in t.fields %}
+{{registerType(mapping, descpkg, typepkg, pkg, field.kind)}}
+  {% endfor %}
+{% elif t|is_interface %}
+  {{mapping}}["{{util.typeName(t, typepkg, pkg)}}"] = &{{descpkg}}UserDefinedTypeInterfaceType{
+    Value: {{util.typeName(t, typepkg, pkg)}},
+  }
+  {% for method in t.methods %}
+{{registerType(mapping, descpkg, typepkg, pkg, method.param_struct)}}
+  {% if method.response_parameters -%}
+{{registerType(mapping, descpkg, typepkg, pkg, method.response_param_struct)}}
+  {%- endif %}
+  {%- endfor %}
+{% elif t|is_interface_request -%} {# No need to register anything #}
+{%- else -%}
+  ERROR: UNSUPPORTED TYPE
+  {{t|identifier(pkg)}}
+{%- endif -%}
+{%- endif -%}
+{%- endmacro -%}